package com.yzh.math;

/**
 * @author 于振晗
 * @title: TestMath
 * @description: TODO 数学类
 * @date 2020年09月01日
 * @path com.yzh.math
 */
public class TestMath {
    public static void main(String[] args) {
        System.out.println(Math.PI);
        System.out.println(Math.abs(3));
        System.out.println(Math.floor(4.5));
        System.out.println(Math.ceil(4.5));

        System.out.println(Math.pow(2, 3));
    }
}

interface Test{
    String test = "asdasd";
    private void test(){

    }
}


class Test2{
    public static void main(String[] args) {
        System.out.println(Test.test);
    }
}